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"use strict";
var path = require('path');
var input_1 = require('./input');
var host_1 = require('./host');
var reporter_1 = require('./reporter');
var utils = require('./utils');
/**
* Compiles a whole project, with full type checking
*/
var ProjectCompiler = (function () {
function ProjectCompiler() {
}
ProjectCompiler.prototype.prepare = function (project) {
this.project = project;
this.hasSourceMap = false;
};
ProjectCompiler.prototype.inputFile = function (file) {
if (file.gulp.sourceMap)
this.hasSourceMap = true;
};
ProjectCompiler.prototype.inputDone = function () {
var _this = this;
if (!this.project.input.firstSourceFile) {
this.project.output.finish(reporter_1.emptyCompilationResult());
return;
}
var rootFilenames = this.project.input.getFileNames(true);
if (!this.project.singleOutput) {
if (this.project.options.rootDir === undefined) {
this.project.options.rootDir = utils.getCommonBasePathOfArray(rootFilenames.filter(function (fileName) { return fileName.substr(-5) !== ".d.ts"; })
.map(function (fileName) { return _this.project.input.getFile(fileName).gulp.base; }));
}
}
this.project.options.sourceMap = this.hasSourceMap;
var currentDirectory = utils.getCommonBasePathOfArray(rootFilenames.map(function (fileName) { return _this.project.input.getFile(fileName).gulp.cwd; }));
this.host = new host_1.Host(this.project.typescript, currentDirectory, this.project.input, this.project.options);
this.program = this.project.typescript.createProgram(rootFilenames, this.project.options, this.host, this.program);
var result = reporter_1.emptyCompilationResult();
result.optionsErrors = this.reportDiagnostics(this.program.getOptionsDiagnostics());
result.syntaxErrors = this.reportDiagnostics(this.program.getSyntacticDiagnostics());
result.globalErrors = this.reportDiagnostics(this.program.getGlobalDiagnostics());
result.semanticErrors = this.reportDiagnostics(this.program.getSemanticDiagnostics());
if (this.project.options.declaration) {
result.declarationErrors = this.program.getDeclarationDiagnostics().length;
}
if (this.project.singleOutput) {
var output_1 = {
file: undefined
};
this.emit(result, function (fileName, content) {
_this.attachContentToFile(output_1, fileName, content);
});
this.emitFile(output_1, currentDirectory);
}
else {
var output_2 = {};
var input = this.host.input.getFileNames(true);
for (var i = 0; i < input.length; i++) {
var fileName = utils.normalizePath(input[i]);
var file = this.project.input.getFile(fileName);
output_2[fileName] = { file: file };
}
this.emit(result, function (fileName, content, writeByteOrderMark, onError, sourceFiles) {
if (sourceFiles.length !== 1) {
throw new Error("Failure: sourceFiles in WriteFileCallback should have length 1, got " + sourceFiles.length);
}
var fileNameOriginal = utils.normalizePath(sourceFiles[0].fileName);
var file = output_2[fileNameOriginal];
if (!file)
return;
_this.attachContentToFile(file, fileName, content);
});
for (var i = 0; i < input.length; i++) {
var fileName = utils.normalizePath(input[i]);
this.emitFile(output_2[fileName], currentDirectory);
}
}
this.project.output.finish(result);
};
ProjectCompiler.prototype.attachContentToFile = function (file, fileName, content) {
var _a = utils.splitExtension(fileName, ['d.ts']), extension = _a[1];
switch (extension) {
case 'js':
case 'jsx':
file.jsFileName = fileName;
file.jsContent = content;
break;
case 'd.ts':
file.dtsFileName = fileName;
file.dtsContent = content;
break;
case 'map':
file.jsMapContent = content;
break;
}
};
ProjectCompiler.prototype.emit = function (result, callback) {
var emitOutput = this.program.emit(undefined, callback);
result.emitErrors += emitOutput.diagnostics.length;
this.reportDiagnostics(emitOutput.diagnostics);
result.emitSkipped = emitOutput.emitSkipped;
};
ProjectCompiler.prototype.emitFile = function (_a, currentDirectory) {
var file = _a.file, jsFileName = _a.jsFileName, dtsFileName = _a.dtsFileName, jsContent = _a.jsContent, dtsContent = _a.dtsContent, jsMapContent = _a.jsMapContent;
if (!jsFileName)
return;
var base;
var baseDeclarations;
if (file) {
base = file.gulp.base;
if (this.project.options.outDir) {
var baseRelative = path.relative(this.project.options.rootDir, base);
base = path.join(this.project.options.outDir, baseRelative);
}
baseDeclarations = base;
if (this.project.options.declarationDir) {
var baseRelative = path.relative(this.project.options.rootDir, file.gulp.base);
baseDeclarations = path.join(this.project.options.declarationDir, baseRelative);
}
}
else if (this.project.options.outFile) {
base = this.project.directory;
baseDeclarations = base;
}
else {
var outFile = this.project.options.out;
base = jsFileName.substring(0, jsFileName.length - outFile.length);
baseDeclarations = base;
}
if (jsContent !== undefined) {
if (jsMapContent !== undefined) {
jsContent = this.removeSourceMapComment(jsContent);
}
this.project.output.writeJs(base, jsFileName, jsContent, jsMapContent, file ? file.gulp.cwd : currentDirectory, file);
}
if (dtsContent !== undefined) {
this.project.output.writeDts(baseDeclarations, dtsFileName, dtsContent, file ? file.gulp.cwd : currentDirectory);
}
};
ProjectCompiler.prototype.reportDiagnostics = function (diagnostics) {
for (var _i = 0, diagnostics_1 = diagnostics; _i < diagnostics_1.length; _i++) {
var error = diagnostics_1[_i];
this.project.output.diagnostic(error);
}
return diagnostics.length;
};
ProjectCompiler.prototype.removeSourceMapComment = function (content) {
// By default the TypeScript automaticly inserts a source map comment.
// This should be removed because gulp-sourcemaps takes care of that.
// The comment is always on the last line, so it's easy to remove it
// (But the last line also ends with a \n, so we need to look for the \n before the other)
var index = content.lastIndexOf('\n', content.length - 2);
return content.substring(0, index) + '\n';
};
return ProjectCompiler;
}());
exports.ProjectCompiler = ProjectCompiler;
var FileCompiler = (function () {
function FileCompiler() {
this.output = {};
this.previousOutput = {};
this.compilationResult = undefined;
}
FileCompiler.prototype.prepare = function (project) {
this.project = project;
this.project.input.noParse = true;
this.compilationResult = reporter_1.emptyCompilationResult();
};
FileCompiler.prototype.write = function (file, fileName, diagnostics, content, sourceMap) {
this.output[file.fileNameNormalized] = { fileName: fileName, diagnostics: diagnostics, content: content, sourceMap: sourceMap };
for (var _i = 0, diagnostics_2 = diagnostics; _i < diagnostics_2.length; _i++) {
var error = diagnostics_2[_i];
this.project.output.diagnostic(error);
}
this.compilationResult.transpileErrors += diagnostics.length;
this.project.output.writeJs(file.gulp.base, fileName, content, sourceMap, file.gulp.cwd, file);
};
FileCompiler.prototype.inputFile = function (file) {
if (file.fileNameNormalized.substr(file.fileNameNormalized.length - 5) === '.d.ts') {
return; // Don't compile definition files
}
if (this.project.input.getFileChange(file.fileNameOriginal).state === input_1.FileChangeState.Equal) {
// Not changed, re-use old file.
var old = this.previousOutput[file.fileNameNormalized];
this.write(file, old.fileName, old.diagnostics, old.content, old.sourceMap);
return;
}
var diagnostics = [];
var outputString = this.project.typescript.transpile(file.content, this.project.options, file.fileNameOriginal, diagnostics);
var index = outputString.lastIndexOf('\n');
var mapString = outputString.substring(index + 1);
if (mapString.substring(0, 1) === '\r')
mapString = mapString.substring(1);
var start = '//# sourceMappingURL=data:application/json;base64,';
if (mapString.substring(0, start.length) !== start) {
console.error('Couldn\'t read the sourceMap generated by TypeScript. This is likely an issue with gulp-typescript.');
return;
}
mapString = mapString.substring(start.length);
var map = JSON.parse(new Buffer(mapString, 'base64').toString());
// TODO: Set paths correctly
// map.sourceRoot = path.resolve(file.gulp.cwd, file.gulp.base);
// map.sources[0] = path.relative(map.sourceRoot, file.gulp.path);
var fileNameExtensionless = utils.splitExtension(file.fileNameOriginal)[0];
var _a = utils.splitExtension(map.file), extension = _a[1]; // js or jsx
this.write(file, fileNameExtensionless + '.' + extension, diagnostics, outputString.substring(0, index), JSON.stringify(map));
};
FileCompiler.prototype.inputDone = function () {
this.project.output.finish(this.compilationResult);
this.previousOutput = this.output;
this.output = {};
};
return FileCompiler;
}());
exports.FileCompiler = FileCompiler;
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